公开(公告)号：US06413677B1

公开(公告)日：2002-07-02

申请号：US09466332

申请日：1999-12-17

申请人： Toshikazu Hamamoto ,  Koji Abe ,  Tsutomu Takai ,  Yasuo Matsumori ,  Kazuhiro Miyoshi ,  Akira Ueki

发明人： Toshikazu Hamamoto ,  Koji Abe ,  Tsutomu Takai ,  Yasuo Matsumori ,  Kazuhiro Miyoshi ,  Akira Ueki

IPC分类号： H01M1040

CPC分类号： H01M10/052 ,  H01M10/0567

摘要： A lithium secondary battery electrolyte comprising a non-aqueous solvent and a lithium salt dissolved therein, said electrolyte containing at least one compound having the formula (I) or (II): wherein, R1 and R2 independently indicate, a C1 to C12 alkyl group, a C3 to C6 cycloalkyl group, or an aryl group, x indicates an oxygen atom or a sulfur atom, and n indicates an integer of 1 or 2; R3—S—M  (II) wherein, R3 indicates a C1 to C15 alkyl group or a C3 to C12 cycloalkyl group which may be substituted with at least one C1 to C4 alkyl group, a C7 to C15 benzyl group which may be substituted with at least one C1 to C4 alkyl group, or a C6 to C15 aryl group, which may be substituted with at least one C1 to C4 alkyl group, M indicates an alkali metal, and R3 may be substituted with at least one halogen atom; and a lithium secondary battery using the same.

摘要翻译： 包含溶解在其中的非水溶剂和锂盐的锂二次电池电解质，所述电解质含有至少一种具有式（I）或（II）的化合物：其中，R 1和R 2独立地表示C1-C12烷基 ，C3〜C6环烷基或芳基，x表示氧原子或硫原子，n表示1或2的整数;其中，R3表示C1〜C15烷基或C3〜C12环烷基 其可以被至少一个C 1至C 4烷基，可被至少一个C 1至C 4烷基取代的C 7至C 15苄基或C 6至C 15芳基取代，其可被至少一个 C1至C4烷基，M表示碱金属，R3可以被至少一个卤素原子取代; 和使用该二次电池的锂二次电池。

公开(公告)号：US08394541B2

公开(公告)日：2013-03-12

申请号：US13164826

申请日：2011-06-21

申请人： Toshikazu Hamamoto ,  Akira Ueki ,  Koji Abe ,  Kazuhiro Miyoshi

发明人： Toshikazu Hamamoto ,  Akira Ueki ,  Koji Abe ,  Kazuhiro Miyoshi

IPC分类号： H01M6/16 ,  H01M4/58

CPC分类号： H01M10/0567 ,  H01M4/382 ,  H01M4/525 ,  H01M10/0525 ,  H01M10/0564 ,  H01M10/4235 ,  H01M10/44 ,  H01M2300/004 ,  H01M2300/0042

摘要： The sudden generation of heat being frequently caused in the case of the overcharge of a lithium secondary cell which have a positive electrode comprising a composite metal oxide of lithium and cobalt or a composite metal oxide of lithium and nickel, a negative electrode comprising metallic lithium, a lithium alloy or a material capable of occluding and releasing lithium, and a nonaqueous electrolyte solution comprising a nonaqueous solvent and an electrolyte dissolved therein can be efficiently prevented by the addition, to the nonaqueous electrolyte solution, of an organic compound which, when the lithium secondary cell is overcharged, decomposes into a decomposition product capable of dissolving out the cobalt or nickel contained in the positive electrode and depositing it ion the negative electrode (for example, a tert-alkylbenzene derivative).

摘要翻译： 在具有包含锂和钴的复合金属氧化物或锂或镍的复合金属氧化物的正极的锂二次电池的过充电的情况下，常常引起热的突然产生，包含金属锂的负极， 可以通过向非水电解液中添加有机化合物来有效地防止锂离子或能够吸留和释放锂的材料，以及非水溶剂和电解质溶解在其中的非水电解质溶液， 二次电池过充电，分解成能够溶解正极中所含的钴或镍的分解产物，并将其沉积在负极（例如，叔烷基苯衍生物）上。

公开(公告)号：US07981552B2

公开(公告)日：2011-07-19

申请号：US11948617

申请日：2007-11-30

申请人： Toshikazu Hamamoto ,  Akira Ueki ,  Koji Abe ,  Kazuhiro Miyoshi

发明人： Toshikazu Hamamoto ,  Akira Ueki ,  Koji Abe ,  Kazuhiro Miyoshi

IPC分类号： H01M6/16 ,  H01M4/58

CPC分类号： H01M10/0567 ,  H01M4/382 ,  H01M4/525 ,  H01M10/0525 ,  H01M10/0564 ,  H01M10/4235 ,  H01M10/44 ,  H01M2300/004 ,  H01M2300/0042

摘要： The sudden generation of heat being frequently caused in the case of the overcharge of a lithium secondary cell which have a positive electrode comprising a composite metal oxide of lithium and cobalt or a composite metal oxide of lithium and nickel, a negative electrode comprising metallic lithium, a lithium alloy or a material capable of occluding and releasing lithium, and a nonaqueous electrolyte solution comprising a nonaqueous solvent and an electrolyte dissolved therein can be efficiently prevented by the addition, to the nonaqueous electrolyte solution, of an organic compound which, when the lithium secondary cell is overcharged, decomposes into a decomposition product capable of dissolving out the cobalt or nickel contained in the positive electrode and depositing it ion the negative electrode (for example, a tert-alkylbenzene derivative).

摘要翻译： 在具有包含锂和钴的复合金属氧化物或锂或镍的复合金属氧化物的正极的锂二次电池的过充电的情况下，常常引起热的突然产生，包含金属锂的负极， 可以通过向非水电解液中添加有机化合物来有效地防止锂离子或能够吸留和释放锂的材料，以及非水溶剂和电解质溶解在其中的非水电解质溶液， 二次电池过充电，分解成能够溶解正极中所含的钴或镍的分解产物，并将其沉积在负极（例如，叔烷基苯衍生物）上。

公开(公告)号：US07781106B2

公开(公告)日：2010-08-24

申请号：US10567902

申请日：2004-08-09

申请人： Koji Abe ,  Kazuhiro Miyoshi ,  Takaaki Kuwata ,  Yasuo Matsumori

发明人： Koji Abe ,  Kazuhiro Miyoshi ,  Takaaki Kuwata ,  Yasuo Matsumori

IPC分类号： H01M6/16

CPC分类号： H01M6/16 ,  H01M4/131 ,  H01M4/133 ,  H01M4/485 ,  H01M4/505 ,  H01M4/525 ,  H01M4/587 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/0569

摘要： The invention provides a lithium secondary battery which is excellent in long-term cycle property and in battery characteristics, such as electric capacity and storage property, and a nonaqueous electrolytic solution usable for such a lithium secondary battery. The present invention relates to a lithium secondary battery including a positive electrode, a negative electrode, and a nonaqueous electrolytic solution containing an electrolyte salt dissolved in a nonaqueous solvent, characterized in that the positive electrode is made of a material including a lithium compound oxide, in that the negative electrode is made of a material including graphite, and in that the nonaqueous electrolytic solution contains dialkyl oxalate and further contains vinylene carbonate and/or 1,3-propanesultone, and a nonaqueous electrolytic solution for use in such a battery.

摘要翻译： 本发明提供一种锂电池，该锂二次电池具有优异的长期循环性能和电容特性以及蓄电性等电池特性，以及可用于这种锂二次电池的非水电解液。 本发明涉及一种锂二次电池，其包括正极，负极和含有溶解在非水溶剂中的电解质盐的非水电解液，其特征在于，所述正极由包含锂复合氧化物的材料制成， 由于负极由包括石墨的材料制成，并且非水电解液含有草酸二烷基酯，还含有碳酸亚乙烯酯和/或1,3-丙磺酸内酯，以及用于这种电池的非水电解液。

公开(公告)号：US07550233B2

公开(公告)日：2009-06-23

申请号：US10472202

申请日：2002-03-22

申请人： Koji Abe ,  Motoki Yuguchi ,  Yasuo Matsumori ,  Kazuhiro Miyoshi

发明人： Koji Abe ,  Motoki Yuguchi ,  Yasuo Matsumori ,  Kazuhiro Miyoshi

IPC分类号： H01M6/16

CPC分类号： H01M10/0567 ,  H01M2/0222 ,  H01M10/052 ,  H01M10/0525 ,  H01M10/4235 ,  H01M2300/0037 ,  H01M2300/004

摘要： A non-aqueous electrolytic solution containing a ketone compound having the formula (I): in which each of R1 and R2 is linear or branched alkyl; and each of R3, R4, R5 and R6 is hydrogen or linear or branched alkyl; however, R1 and R4 can be combined to form a cycloalkanone ring in conjunction with a propanone skeleton to which R1 and R4 are connected, and two or more of alkyl of R2, alkyl of R5, a branched chain of alkyl of R1, and a branched chain of alkyl of R4 can be combined to form a cycloalkane ring, or alkyl of R1 and alkyl of R2 and/or alkyl of R4 and alkyl of R5 can be combined to each other to form a cycloalkane ring, is favorably employed for manufacturing a lithium secondary battery that is excellent in the battery performances and cycle performance.

摘要翻译： 含有具有式（I）的酮化合物的非水电解液：其中R1和R2各自为直链或支链烷基; R3，R4，R5和R6各自为氢或直链或支链烷基; 然而，R1和R4可以与R1和R4连接的丙酮骨架结合形成环烷酮环，R2和R2的烷基，R5的烷基，R1的烷基支链和 可以将R4的烷基的支链结合形成环烷烃环，或者R 1的烷基和R 2的烷基和/或R 4的烷基和/或R 5的烷基可以相互结合形成环烷烃环，有利地用于制造 具有优异的电池性能和循环性能的锂二次电池。

公开(公告)号：US20060246356A1

公开(公告)日：2006-11-02

申请号：US10567902

申请日：2004-08-09

申请人： Koji Abe ,  Kazuhiro Miyoshi ,  Takaaki Kuwata ,  Yasuo Matsumori

发明人： Koji Abe ,  Kazuhiro Miyoshi ,  Takaaki Kuwata ,  Yasuo Matsumori

IPC分类号： H01M10/40 ,  H01M4/58 ,  H01M4/48

CPC分类号： H01M6/16 ,  H01M4/131 ,  H01M4/133 ,  H01M4/485 ,  H01M4/505 ,  H01M4/525 ,  H01M4/587 ,  H01M10/0525 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/0569

摘要： The invention provides a lithium secondary battery which is excellent in long-term cycle property and in battery characteristics, such as electric capacity and storage property, and a nonaqueous electrolytic solution usable for such a lithium secondary battery. The present invention relates to a lithium secondary battery including a positive electrode, a negative electrode, and a nonaqueous electrolytic solution containing an electrolyte salt dissolved in a nonaqueous solvent, characterized in that the positive electrode is made of a material including a lithium compound oxide, in that the negative electrode is made of a material including graphite, and in that the nonaqueous electrolytic solution contains dialkyl oxalate and further contains vinylene carbonate and/or 1,3-propanesultone, and a nonaqueous electrolytic solution for use in such a battery.

摘要翻译： 本发明提供一种锂电池，该锂二次电池具有优异的长期循环性能和电容特性以及蓄电性等电池特性，以及可用于这种锂二次电池的非水电解液。 本发明涉及一种锂二次电池，其包括正极，负极和含有溶解在非水溶剂中的电解质盐的非水电解液，其特征在于，所述正极由包含锂复合氧化物的材料制成， 由于负极由包括石墨的材料制成，并且非水电解液含有草酸二烷基酯，还含有碳酸亚乙烯酯和/或1,3-丙磺酸内酯，以及用于这种电池的非水电解液。

公开(公告)号：US06673492B2

公开(公告)日：2004-01-06

申请号：US09861729

申请日：2001-05-21

申请人： Shigeru Yao ,  Shyusei Ohya ,  Yukihiko Asano ,  Toshikazu Hamamoto ,  Kazuhiro Miyoshi

发明人： Shigeru Yao ,  Shyusei Ohya ,  Yukihiko Asano ,  Toshikazu Hamamoto ,  Kazuhiro Miyoshi

IPC分类号： H01M458

CPC分类号： H01M4/587 ,  H01M2004/021

摘要： An electrode material for a secondary cell comprising as its essential component a powder of graphite having a crystallinity of 90% or more obtained by graphitizing a highly heat resistant polymer compact in an anaerobic atmosphere and crushing into a powder, and a process for the production of an electrode material for a secondary cell comprising heating and graphitizing a composition in which 0-10 wt % of a boron compound is added to a highly heat-resistant polymer to produce a powder of graphite having crystallinity of 90% or more contained as its essential component. An electrode material for a secondary cell having excellent charge/discharge cycle life and discharge voltage performance is provided.

摘要翻译： 一种二次电池用电极材料，其特征在于，将具有90％以上的结晶度的石墨粉末作为其主要成分，通过将耐高温聚合物成形体在无氧气氛中石墨化并粉碎成粉末而获得， 用于二次电池的电极材料包括加热和石墨化其中0-10重量％的硼化合物的组合物加入到高耐热性聚合物中以产生具有90％或更高结晶度的石墨粉末作为其基本要素 零件。 提供了具有优异的充放电循环寿命和放电电压性能的二次电池用电极材料。

公开(公告)号：US08722255B2

公开(公告)日：2014-05-13

申请号：US13430791

申请日：2012-03-27

申请人： Koji Abe ,  Kazuhiro Miyoshi ,  Takaaki Kuwata

发明人： Koji Abe ,  Kazuhiro Miyoshi ,  Takaaki Kuwata

IPC分类号： H01M6/16

CPC分类号： H01M10/0525 ,  H01M4/131 ,  H01M4/133 ,  H01M4/505 ,  H01M4/525 ,  H01M4/587 ,  H01M4/661 ,  H01M10/0567 ,  H01M10/0568 ,  H01M10/4235 ,  H01M2004/021 ,  H01M2300/0025 ,  H01M2300/0091

摘要： A non-aqueous electrolytic solution is advantageously used in preparation of a lithium secondary battery excellent in cycle characteristics. In the non-aqueous electrolytic solution for a lithium secondary battery, an electrolyte salt is dissolved in a non-aqueous solvent. The non-aqueous electrolytic solution further contains a vinylene carbonate compound in an amount of 0.01 to 10 wt. %, and an alkyne compound in an amount of 0.01 to 10 wt. %.

摘要翻译： 非水电解液有利地用于制备循环特性优异的锂二次电池。 在锂二次电池用非水电解液中，将电解质盐溶解在非水溶剂中。 非水电解液还含有碳酸亚乙烯酯化合物，其量为0.01〜10重量％。 ％，炔化合物的量为0.01〜10重量％。 ％。

公开(公告)号：US08512897B2

公开(公告)日：2013-08-20

申请号：US12740122

申请日：2008-10-24

申请人： Koji Abe ,  Kazuhiro Miyoshi

发明人： Koji Abe ,  Kazuhiro Miyoshi

IPC分类号： H01M6/14

CPC分类号： H01M10/0567 ,  C07C309/65 ,  C07C309/66 ,  H01M4/131 ,  H01M4/133 ,  H01M10/0525 ,  H01M2300/004 ,  Y02T10/7011

摘要： Provided are (1) a novel phenyl sulfonate compound, (2) a nonaqueous electrolytic solution comprising an electrolyte salt dissolved in a nonaqueous solvent and containing a phenyl sulfonate compound of the following general formula (II) in an amount of from 0.01 to 10% by mass of the nonaqueous electrolytic solution, and (3) a lithium battery containing the nonaqueous electrolytic solution and excellent in low-temperature cycle property. (wherein X1 to X5 each independently represents a fluorine atom or a hydrogen atom, and from one to four of these are fluorine atoms; R2 represents a linear or branched alkyl group having from 1 to 6 carbon atoms, a linear or branched alkyl group having from 1 to 6 carbon atoms in which at least one hydrogen atom is substituted with a halogen atom, or an aryl group having from 6 to 9 carbon atoms).

摘要翻译： 提供了（1）一种新的苯基磺酸盐化合物，（2）一种非水电解液，其包含溶解在非水溶剂中的电解质盐，并含有0.01至10％的下列通式（II）的苯基磺酸盐化合物： 的非水电解液，（3）含有非水电解液的锂电池，低温循环性优异。 （其中X1至X5各自独立地表示氟原子或氢原子，并且其中1至4个为氟原子; R2表示具有1至6个碳原子的直链或支链烷基，直链或支链烷基具有 1至6个碳原子，其中至少一个氢原子被卤素原子取代，或具有6至9个碳原子的芳基）。

公开(公告)号：US20110045361A1

公开(公告)日：2011-02-24

申请号：US12935691

申请日：2009-03-18

申请人： Koji Abe ,  Kazuhiro Miyoshi

发明人： Koji Abe ,  Kazuhiro Miyoshi

IPC分类号： H01M10/0564

CPC分类号： H01M10/0568 ,  H01M10/0569

摘要： A nonaqueous electrolytic solution for lithium battery comprises an electrolyte salt dissolved in a nonaqueous solvent and contains a carboxylate compound represented by the following general formula (I) in an amount of from 0.01 to 10% by mass of the nonaqueous electrolytic solution. (In the formula R1 and R2 each independently represent a hydrogen atom, or an alkyl group having from 1 to 6 carbon atoms; R3 represents a hydrogen atom, a methyl group, or a group —CH2CO2CR1R2C≡CH (R1 and R2 have the same meaning as above) .) A lithium battery uses the nonaqueous electrolytic solution having excellent cycle property and storage property.

摘要翻译： 用于锂电池的非水电解液包含溶解在非水溶剂中的电解质盐，并且含有由以下通式（I）表示的羧酸盐化合物，其量为非水电解液的0.01至10质量％。 （式中，R 1和R 2各自独立地表示氢原子或碳原子数1〜6的烷基，R 3表示氢原子，甲基或基团-CH 2 CO 2 CR 1 R 2C≡CH（R 1和R 2相同 如上所述）。锂电池使用具有优异的循环性能和储存性能的非水电解液。